Post by Nws Olney Maryland on Sept 4, 2011 10:04:02 GMT -5
BULLETIN
TROPICAL STORM KATIA ADVISORY NUMBER 25
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST SUN SEP 04 2011
...KATIA HEADING NORTHWESTWARD WITH LITTLE CHANGE IN STRENGTH...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...21.4N 58.5W
ABOUT 370 MI...600 KM NE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...992 MB...29.29 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM KATIA WAS
LOCATED NEAR LATITUDE 21.4 NORTH...LONGITUDE 58.5 WEST. KATIA IS
MOVING TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS
MAXIMUM SUSTAINED WINDS REMAIN NEAR 70 MPH...110 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND KATIA IS FORECAST TO REGAIN HURRICANE STRENGTH TODAY.
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER. NOAA BUOY 41044...LOCATED ABOUT 25 MILES...35
KM...NORTHWEST OF THE CENTER OF KATIA RECENTLY REPORTED 54 MPH...87
KM/H...WINDS WITH GUSTS TO 69 MPH...111 KM/H...AND 29 FOOT SEAS.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 992 MB...29.29 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...SWELLS GENERATED BY KATIA ARE PRIMARILY AFFECTING THE
NORTHERN LESSER ANTILLES BUT SHOULD BEGIN TO SUBSIDE TONIGHT OR
MONDAY. SWELLS COULD BEGIN TO AFFECT BERMUDA BY EARLY NEXT WEEK.
THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP
CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST
TROPICAL STORM KATIA ADVISORY NUMBER 25
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST SUN SEP 04 2011
...KATIA HEADING NORTHWESTWARD WITH LITTLE CHANGE IN STRENGTH...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...21.4N 58.5W
ABOUT 370 MI...600 KM NE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...992 MB...29.29 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM KATIA WAS
LOCATED NEAR LATITUDE 21.4 NORTH...LONGITUDE 58.5 WEST. KATIA IS
MOVING TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS
MAXIMUM SUSTAINED WINDS REMAIN NEAR 70 MPH...110 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND KATIA IS FORECAST TO REGAIN HURRICANE STRENGTH TODAY.
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER. NOAA BUOY 41044...LOCATED ABOUT 25 MILES...35
KM...NORTHWEST OF THE CENTER OF KATIA RECENTLY REPORTED 54 MPH...87
KM/H...WINDS WITH GUSTS TO 69 MPH...111 KM/H...AND 29 FOOT SEAS.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 992 MB...29.29 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...SWELLS GENERATED BY KATIA ARE PRIMARILY AFFECTING THE
NORTHERN LESSER ANTILLES BUT SHOULD BEGIN TO SUBSIDE TONIGHT OR
MONDAY. SWELLS COULD BEGIN TO AFFECT BERMUDA BY EARLY NEXT WEEK.
THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP
CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST